/*
 * Copyright (c) 1997, 2019. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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 */

#ifndef FLOWEDITOR_INOUTPORT_H
#define FLOWEDITOR_INOUTPORT_H
#include "base/basictypes.h"
#include "base/scoped_ptr.h"

#include "base/prefs_const.h"
#include "framework/framework.h"
#include "framework/abstract_connector.h"

class ProcessFigure;
namespace dip{
class IConnectable;
}

class InOutPort :public AbstractConnector {
public:
    InOutPort();
    InOutPort(ProcessFigure* owner, 
        bool can_start, 
        unsigned int index);
    virtual ~InOutPort();
    
    Rect GetBounds();
    bool Contains(const Point& p);
    void Draw(Graphics& g);
    bool CanEnd() { return !CanStart();}
    bool CanStart();

    void Write(IDOMOutput& out);
    void Read(IDOMInput& in);
    void SetConnected(bool is_connected);

    int Index() const{ return index_; }
    dip::IConnectable* GetFilter();
    virtual InOutPort* Clone();

private:
    virtual Point Locate();
    uint32 GetPortNum();

    bool can_start_;
    unsigned int index_;
    DISALLOW_EVIL_CONSTRUCTORS(InOutPort);
};

#endif